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Forum: Tech Log

12th Jan 2015, 20:05

Replies: 49

Response of FBW aircraft in updraft

Views: 12,641

Posted By Gysbreght

Sure they are. That's my point. They can be mixed...

Sure they are. That's my point. They can be mixed up.

Forum: Tech Log

12th Jan 2015, 18:39

Replies: 49

Response of FBW aircraft in updraft

Views: 12,641

Posted By Gysbreght

Further to an earlier post here...

Further to an earlier post
here (http://www.pprune.org/rumours-news/553569-air-asia-indonesia-lost-contact-surabaya-singapore-68.html#post8812749),

I have recently learned from a discussion...

Forum: Tech Log

5th Jan 2015, 10:00

Replies: 49

Response of FBW aircraft in updraft

Views: 12,641

Posted By Gysbreght

Erroneous response?

In post #14 I wrote that an A320 will not stall when the high-angle-of-attack protection (alphaprot) of FBW system is triggered by an upward gust.

An Emergency Airworthiness Directive was...

Forum: Tech Log

1st Jan 2015, 13:53

Replies: 49

Response of FBW aircraft in updraft

Views: 12,641

Posted By Gysbreght

CaptainProp, Apologies for sloppy...

CaptainProp,

Apologies for sloppy terminology. I should have written:

In NORMAL law without failures ...

Forum: Tech Log

1st Jan 2015, 12:36

Replies: 49

Response of FBW aircraft in updraft

Views: 12,641

Posted By Gysbreght

With certain failures of system components the...

With certain failures of system components the FBW system cannot function normally. It then reverts to Abnormal Law without full flight envelope protections and then it can be stalled.

In NORMAL...

Forum: Tech Log

1st Jan 2015, 11:20

Replies: 49

Response of FBW aircraft in updraft

Views: 12,641

Posted By Gysbreght

The response of the Autpilot, Autothrust and FBW...

The response of the Autpilot, Autothrust and FBW Flight Control System of an Airbus A320/A330/A340 to an updraft in cruise will depend on the updraft velocity and rate-of-buildup. If the updraft is...

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